CVE-2018-5087 : Vulnerability Insights and Analysis

K7 AntiVirus 15.1.0306 allows local users to cause a denial of service or other unknown consequences due to improper input validation.

Understanding CVE-2018-5087

This CVE involves a vulnerability in the driver file (K7FWHlpr.sys) of K7 AntiVirus 15.1.0306 that can be exploited by local users.

What is CVE-2018-5087?

The driver file in K7 AntiVirus 15.1.0306 is susceptible to exploitation by local users, potentially leading to a denial of service (BSOD) or other unspecified impacts.

The Impact of CVE-2018-5087

The vulnerability allows local users to trigger a denial of service condition or potentially cause other adverse effects by manipulating input values from IOCtl 0x83002100.

Technical Details of CVE-2018-5087

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The driver file (K7FWHlpr.sys) in K7 AntiVirus 15.1.0306 lacks proper validation of input values from IOCtl 0x83002100, enabling local users to exploit it.

Affected Systems and Versions

Affected Product: K7 AntiVirus 15.1.0306
Affected Version: Not applicable

Exploitation Mechanism

Local users can exploit the vulnerability by manipulating input values from IOCtl 0x83002100, leading to a denial of service or other potential consequences.

Mitigation and Prevention

Protecting systems from CVE-2018-5087 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update K7 AntiVirus to the latest version that includes a patch for this vulnerability.
Restrict local user access to critical system files and configurations.
Monitor system logs for any suspicious activities related to IOCtl 0x83002100.

Long-Term Security Practices

Implement the principle of least privilege to limit user access rights.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.
Educate users on safe computing practices and the importance of software updates.

Patching and Updates

Ensure timely installation of security patches and updates provided by K7 AntiVirus to mitigate the CVE-2018-5087 vulnerability.